A B C D E F G H I J K L M N O P Q R S T U V W X Y Z All
Sumithra, M.
- Pharmacological Evaluation of Polyherbal Formulation for Nephroprotective Activity
Authors
1 R&D Centre, Rumi Herbals Private Limited, Chennai – 600095, Tamil Nadu, IN
2 Department of Pharmacology, SRM College of Pharmacy, SRMIST, Kattankulathur – 603203, Tamil Nadu, IN
3 Department of Pharmacology, College of Pharmacy, Madras Medical College, Chennai – 600003, Tamil Nadu, IN
4 Department of Pharmacology, Captain Srinivasa Murthy Regional Ayurveda Drug Development Institute, Chennai – 600106, Tamil Nadu, IN
Source
Journal of Natural Remedies, Vol 22, No 3 (2022), Pagination: 393 - 411Abstract
The kidney plays an essential role in removing waste products and drugs from the body and maintaining balanced body fluids. It gets affected due to many factors, notably, diabetes and high blood pressure. Nowadays, naturally, derived products are essential in curing various ailments and are safe and cost-effective. The purpose of this study is to assess the toxicity profile and nephroprotective effect of a proprietary polyherbal formulation in Wistar albino rats for gentamicin-induced nephrotoxicity. The Polyherbal formulation was procured from Rumi Herbals Private Limited. Acute toxicity experiments were conducted in Wistar rats using the Gentamicin induced nephrotoxicity model as per OECD standards 423, and the efficacy was assessed using the Gentamicin induced nephrotoxicity model. The formulation was proven safe up to 2000mg/ kg orally in an acute toxicity study, with no behavioral abnormalities and no fatality. The gentamicin 80 mg/kg i.p for 7 days induced nephrotoxicity in rats showed a significant (P<0.05) increase in the renal parameters and reduction in antioxidant levels compared with day 0. Whereas test drug-treated groups at a low dose (200 mg/kg) and high dose (400 mg/kg) showed significant (P<0.05) reduction in elevated renal parameters and improvement in antioxidant levels compared with the disease control group. According to the histopathological interpretation of isolated kidneys, this formulation protects from kidney damage and restores typical kidney architecture. From the results, the proprietary polyherbal formulation has shown effective nephroprotective activity may be due to the presence of secondary metabolites/phytoconstituents. Further investigation is essential to focus on the mechanism involved and standardize the active phytoconstituents responsible for the nephroprotective activity.
Keywords
Acute Toxicity, Antioxidant, Gentamicin, Nephroprotective, Polyherbal Formulation.References
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- Formulation, Standardization, and Preclinical Evaluation of Polyherbal Suspension against Inflammatory Bowel Disease
Authors
1 QVIA RDS (India) Private Limited, Bangalore – 560103, Karnataka, IN
2 Department of Pharmacology, SRM College of Pharmacy, SRMIST, Kattankulathur, Chengalpattu – 603203, Tamil Nadu, IN
3 Labcorp Scientific Services and Solutions Private Limited, Mumbai – 400093, Maharashtra, IN
Source
Journal of Natural Remedies, Vol 22, No 3 (2022), Pagination: 412 - 423Abstract
The pharmacological healing for inflammatory bowel diseases continues to be uncertain and requires immediate therapeutic interventions. A poly-herbal formulation obtained from a traditional and authentic classic text of Ayurveda was assessed for its effect against IBD (inflammatory bowel disease) in this study. The formulated poly-herbal suspension comprises three different drugs namely, Burma dhaniya (Eryngium foetidum), Sapota (Manilkara zapota), and Curry leaves (Murraya koenigii). The formulated suspension was evaluated for certain standard parameters like organoleptic and accelerated stability studies at various temperatures. It was checked for its efficacy by oral route in acetic acid-induced colitis affected Balb/c mice. Mice were orally administered with formulated suspension (275 mg/kg, 550 mg/kg,), every 24 hours for 10 days. Histopathology, macroscopic damage score, myeloperoxidase (MPO) activity, and red blood cell parameters were evaluated after treatment. Reduction in the MPO activity, decrease in the macroscopic damage scores, and an increase in RBC cell count were seen distinctly at a high dose of 550 mg/Kg. The results obtained, established the effectiveness of the poly-herbal suspension against inflammatory bowel disease by treating the mice from acetic acid-induced colitis by reducing inflammation and oxidative damage to the colon. The maximum therapeutic effective activity was found to be 550 mg/kg for IBD mice.
Keywords
Acetic Acid, Inflammatory Bowel Disease, Myeloperoxidase, Polyherbal Suspension, Ulcerative Colitis.References
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- Topical Application of Ursolic Acid Cream Ameliorates Imiquimod-induced Plaque Psoriasis in BALB/c Mice
Authors
1 Department of Pharmacy, Harare Institute of Technology, Harare - BE 277, ZW
2 Department of Pharmacology, SRM College of Pharmacy, SRM Institute of Science and Technology, Kattankulathur - 603203, Tamil Nadu, IN
Source
Journal of Natural Remedies, Vol 23, No 1 (2023), Pagination: 79-87Abstract
The valued studies of alternative psoriasis treatment options are in a much higher need among the Scientific Community. This study aimed to evaluate the anti-psoriatic activity of ursolic acid cream in imiquimod-induced psoriasis in BALB/c mice. The creams containing ursolic acid, a pentacyclic triterpenoid at percentages of 0.1 and 0.2% were formulated. The pH, spreadability, physical characteristics and acute dermal irritation of the cream were assessed. Animals were grouped into five each having 6 animals. Clobetasol, a topical corticosteroid, was used as the standard. One group was used as control and four groups were treated with the formulated imiquimod cream while receiving treatment. Parameters such as skin inflammation severity, ear thickness, plasma level of interleukins (IL)-17, histology of the back of the skin and spleen weight were evaluated. Erythema and scales were scored on a daily basis with the 0.1 and 0.2% ursolic acid cream significantly ameliorating psoriatic-like symptoms in a manner comparable to clobetasol. Imiquimod-induced epidermal hyperplasia and inflammation were inhibited by topical application of ursolic acid as shown by the results of histopathology. Spleens of the positive control group were larger in comparison with the rest of the groups. BALB/c mice treated with ursolic acid creams exhibited a decrease in the plasma levels of cytokines IL-17 when compared to the positive control group. The result of this study provided an insight that topical application of ursolic acid can be a potential treatment for psoriasis.Keywords
Imiquimod, Inflammation, Interleukin-17, Psoriasis, Ursolic AcidReferences
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